<svg xmlns="http://www.w3.org/2000/svg"
  xmlns:xlink="http://www.w3.org/1999/xlink">
  <defs>
    <text id="myText">Used Text Element
      <set attributeName="display" to="none"/>
    </text>
  </defs>
  <use xlink:href="#myText" x="20" y="40"/>
  <text x="20" y="60">Normal Text Element
    <set attributeName="display" to="none"/>
  </text>
</svg>
